package cn.wl.gulimall.ssoclient.controller;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import javax.servlet.http.HttpSession;
import java.util.ArrayList;
import java.util.List;

@Controller
public class HelloController {

    @Value("${sso.server.url}")
    String ssoServerUrl;
    //无需登录就可访问
    @ResponseBody
    @GetMapping("/hello")
    public String  hello(){
        return "hello";
    }

    @GetMapping("/boss")
    public String employes(Model model, HttpSession session,@RequestParam(value = "token",required = false) String token){
        if(!StringUtils.isEmpty(token)){
            //去ssoserver登录成功跳回来的
            //TODO 去ssoserver获取当前token真正对应的用户信息
            RestTemplate restTemplate = new RestTemplate();
            String forObject = restTemplate.getForObject("http://ssoserver.com:8080/userInfo?token=" + token, String.class);
            session.setAttribute("loginUser",forObject);
        }
        Object loginUser = session.getAttribute("loginUser");
        if(loginUser==null){
            //没登录跳转到登录服务器
            return "redirect:"+ssoServerUrl+"?redirect_url=http://client2.com:8082/boss";
        }
        List<String> emps = new ArrayList<>();
        emps.add("张三");
        emps.add("李四");
        model.addAttribute("emps",emps);
        return "list";
    }

}
